:root{--purple:#482178;--purple-dark:#321453;--green:#007e6b;--green-light:#eaf5f1;--ink:#26232b;--muted:#68636f;--paper:#fff;--background:#f7f6f8;--line:#dedbe3;--soft:#f0ebf5;--danger:#a62c39;--font:Arial,Helvetica,sans-serif;--serif:Georgia,'Times New Roman',serif;--radius:5px;--space:24px;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.6 var(--font)}a{color:var(--purple);text-underline-offset:4px}button,input,select,textarea{font:inherit}button,a,input,select,textarea,summary{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:wait;opacity:.55}a:hover{color:var(--green)}:focus-visible{outline:3px solid #007e6b;outline-offset:4px}h1,h2,h3,h4,p{margin-top:0}h1{font:normal clamp(34px,4vw,53px)/1.13 var(--serif);letter-spacing:-1.5px;margin-bottom:22px;color:var(--purple-dark)}h2{font:normal 33px/1.2 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var(--line);background:white}.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:102px;gap:32px}.brand{display:flex;align-items:center;text-decoration:none;gap:22px;flex-shrink:0}.logo-crop{display:block;position:relative;width:109px;height:73px;overflow:hidden}.logo-crop img{position:absolute;width:124px;height:124px;left:-8px;top:-24px}.brand-division{font-size:10px;letter-spacing:2px;color:var(--muted);border-left:1px solid var(--line);padding-left:19px}.header nav{display:flex;align-items:center;gap:25px;font-size:12px}.header nav a{text-decoration:none;color:var(--ink);white-space:nowrap}.header nav a.active{color:var(--purple);box-shadow:0 2px var(--green)}.header nav .nav-student{border:1px solid var(--purple);padding:10px 15px;border-radius:var(--radius);color:var(--purple)}.menu-toggle{display:none}.hero{padding:65px 0 52px;background:var(--background);border-bottom:1px solid var(--line)}.hero-grid{display:grid;grid-template-columns:1.4fr 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var(--green)}.hero-index .index-title{padding:18px 0 12px;font-size:12px;color:var(--muted)}.area-link{display:flex;align-items:center;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--line);font-size:16px;text-decoration:none;color:var(--ink)}.area-link .number{font-size:11px;color:var(--green);margin-right:18px}.area-link:hover{color:var(--purple)}.meta-strip{display:flex;justify-content:space-between;gap:20px;padding:17px 0;color:var(--muted);font-size:12px}.meta-strip strong{color:var(--ink);font-weight:normal}.section{padding:52px 0}.section.soft{background:var(--background)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:27px}.section-head h2{margin-bottom:5px}.section-head p{margin:0;color:var(--muted)}.section-head a{font-size:13px;white-space:nowrap}.course-list{border-top:1px solid var(--line)}.course-row{display:grid;grid-template-columns:125px 1fr 160px;gap:25px;padding:25px 0;border-bottom:1px solid var(--line);align-items:center}.course-row h3{font-size:19px;margin:5px 0 7px}.course-row h3 a{text-decoration:none;color:var(--ink)}.course-row h3 a:hover{color:var(--purple)}.course-row p{font-size:13px;color:var(--muted);margin-bottom:7px}.course-category{align-self:start;color:var(--green);font-size:11px;line-height:1.4;text-transform:uppercase;letter-spacing:.6px;max-width:115px;margin-top:5px}.course-meta{font-size:11px;color:var(--muted)}.course-meta span+span:before{content:'·';margin:0 10px}.course-price{text-align:right}.course-price strong{display:block;font-size:20px;font-weight:normal;color:var(--purple-dark);margin-bottom:8px}.course-price small{display:block;font-size:10px}.course-price a{font-size:12px}.program-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}.program-card{border:1px solid var(--line);border-top:3px solid var(--purple);padding:30px;background:white}.program-card p{font-size:14px;color:var(--muted)}.program-card 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var(--line);padding:22px;margin-bottom:24px}.editor-section h3{font-size:17px}.editor-section h4{margin-bottom:10px}.module-editor{background:var(--background);padding:18px;margin-bottom:18px}.lesson-editor{background:white;padding:15px;border:1px solid var(--line);margin:12px 0}.form-actions{display:flex;gap:12px;position:sticky;bottom:0;background:white;border-top:1px solid var(--line);padding:16px 0;z-index:2}.order-courses{font-size:12px;padding-left:18px;margin:8px 0}.article{max-width:760px;white-space:pre-line}.role-options{display:grid;grid-template-columns:1fr 1fr;gap:12px}.role-option{padding:20px;border:1px solid var(--line);background:white;text-align:left}.role-option strong{display:block;color:var(--purple);margin-bottom:6px}.role-option span{font-size:12px;color:var(--muted)}.print-certificate{padding:40px;border:2px solid var(--purple);text-align:center}.print-certificate h2{font-size:34px}.print-certificate .certificate-name{font:30px var(--serif);color:var(--purple);padding:22px 0}.row-actions{display:flex;gap:8px;flex-wrap:wrap}.nowrap{white-space:nowrap}.inline-hint{font-size:11px;color:var(--muted)}.loading{padding:70px 0;color:var(--muted)}footer{border-top:1px solid var(--line);padding:35px 0;background:var(--background)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px;font-size:12px}.footer-grid p{margin:4px 0 10px;color:var(--muted)}.footer-grid a,.footer-grid button{display:block;margin-bottom:8px;font-size:12px;text-align:left}.footer-grid strong{font-size:14px;color:var(--purple)}dialog{border:1px solid var(--line);border-radius:6px;width:650px;max-width:calc(100% - 32px);max-height:90vh;padding:30px;box-shadow:0 14px 65px #22143333}dialog::backdrop{background:#21133377}.modal-heading{display:flex;gap:20px;justify-content:space-between;align-items:start}.modal-heading h2{font-size:28px}.modal-close{border:0;background:var(--background);font-size:22px;width:32px;height:32px;line-height:1}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);padding:12px 22px;background:var(--purple-dark);color:white;border-radius:4px;max-width:90vw;font-size:13px;z-index:100;box-shadow:0 4px 20px #0002;display:none}#toast.show{display:block}#toast.error{background:var(--danger)}.error-box{padding:20px;background:#fcebed;color:var(--danger)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.price-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px}.plain-block{white-space:pre-line}.course-preview{padding:20px;border:1px solid var(--line);margin:15px 0}.toolbar{display:flex;gap:12px;justify-content:space-between;align-items:center;margin-bottom:20px}.toolbar h2{font-size:27px;margin:0}button.link{border:0;background:none;color:var(--purple);text-decoration:underline;font-size:12px;padding:0}.material-link{margin-top:20px}.ticket{border-bottom:1px solid var(--line);padding:18px 0}.ticket p{white-space:pre-line;font-size:13px}
@media(max-width:1100px){.brand-division{display:none}.header nav{gap:15px}.hero-grid{gap:40px}.content-grid{gap:30px}.header-inner{gap:15px}}
@media(max-width:800px){.container{width:calc(100% - 36px)}.demo-inner{padding:7px 0;align-items:start;font-size:10px;gap:10px}.demo-bar button{font-size:10px}.header-inner{min-height:84px;flex-wrap:wrap}.menu-toggle{display:block;background:white;border:1px solid var(--line);padding:6px 14px;border-radius:4px;color:var(--purple)}.header nav{display:none;width:100%;flex-direction:column;align-items:stretch;gap:0;padding-bottom:18px}.header nav.open{display:flex}.header nav a{padding:11px 0}.header nav .nav-student{margin-top:10px;text-align:center}.hero{padding:36px 0}.hero-grid{grid-template-columns:1fr;gap:35px}.hero h1{font-size:40px}.hero p{font-size:15px}.hero-index .area-link{padding:11px 0}.meta-strip{flex-wrap:wrap;gap:8px 20px;font-size:11px}.section{padding:35px 0}.section-head{align-items:start}.section-head h2{font-size:28px}.section-head p{font-size:13px}.course-row{grid-template-columns:1fr 115px;gap:12px;padding:20px 0}.course-category{grid-column:1/-1;max-width:none;margin:0}.course-row h3{font-size:17px}.course-row p{font-size:12px}.course-price strong{font-size:17px}.program-grid,.company-band{grid-template-columns:1fr;gap:24px}.program-card,.company-band{padding:23px}.company-band .btn{justify-self:start}.filters{grid-template-columns:1fr 1fr}.filters .field:first-child{grid-column:1/-1}.page-top h1{font-size:34px}.page-top p{font-size:14px}.content-grid,.checkout-grid{grid-template-columns:1fr;gap:25px}.offer-box{position:static}.fact-grid{gap:12px}.fact strong{font-size:12px}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-grid>div:first-child{grid-column:1/-1}.form-grid{grid-template-columns:1fr}.form-panel{padding:22px}.stats{grid-template-columns:1fr 1fr;gap:12px}.stat{padding:15px}.learning-row{grid-template-columns:1fr;gap:10px;padding:20px}.lesson-grid{grid-template-columns:1fr}.lesson-sidebar{padding:15px}.lesson-content{padding:22px}.lesson-content .reading-head{margin:-22px -22px 22px;padding:23px}.admin-layout{grid-template-columns:1fr;gap:20px}.admin-nav{flex-direction:row;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:15px}.admin-nav button{font-size:12px;padding:8px 10px}.dashboard-head{align-items:start}.dashboard-head h1{font-size:29px}.tabs button{padding:9px 11px;font-size:12px}.price-grid{grid-template-columns:1fr}.role-options{grid-template-columns:1fr}.role-option{padding:14px}.toolbar{flex-wrap:wrap}.compact-table{min-width:500px}.program-card ol{font-size:12px}.actions{gap:10px}.btn{padding:10px 15px}.section-head a{white-space:normal}.course-meta span+span:before{margin:0 5px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{body>*:not(dialog){display:none!important}dialog{display:block;position:static;width:100%;max-width:none;max-height:none;box-shadow:none;border:0;margin:0}.modal-heading,.no-print{display:none!important}.print-certificate{padding:50px}}